Offshore static sounding platform base stabilizing and reinforcing device

Abstract

The utility model discloses a stabilizing and reinforcing device for an offshore static sounding platform base. The stabilizing and reinforcing device comprises an upper platform, a tower, a main base, an auxiliary base, ground anchors and reinforcing parts. The upper platform is connected to the top face of the tower, the tower is connected to the center of the top face of the main base, the center of the main base is vertically connected with a probe hole in a penetrating mode, the bottom face of the main base on the periphery of the probe hole is connected with pressure relief holes at equal intervals, and the interiors of the bases on the two sides of the tower are connected with ballasting weights. The auxiliary bases are connected to the side faces of the main base on the other two sides of the tower. The four corners of the main base are vertically connected with pin holes in a penetrating mode, the ground anchors penetrate through the pin holes to be connected to the four corners of the main base, and the reinforcing pieces are connected to the bottom face of the main base. Compared with the prior art, after the offshore static sounding platform is assembled, the offshore static sounding platform is hoisted to an exploration hole position, the reinforcing pieces at the bottom of the base can be integrally wedged into a surface soft soil layer, the friction force between the base and a shallow soil layer is increased, the base is effectively prevented from sliding in the construction process, and the overall stability and safety of a construction platform system are guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to static sounding technology field especially relates to a sea static sounding platform base stabilizing and reinforcing device. BACKGROUND

[0002] Static sounding (CPT) is a kind of in-situ testing method with the advantages of fast speed, continuous data, good reproducibility and labor-saving operation, with the development of ocean development, CPT testing technology is more and more common in the field of ocean engineering, however, in the process of offshore static sounding operation, when the shallow soil layer of construction operation is silt soil layer, the static sounding offshore operation platform base will appear slip instability phenomenon, makes hole position deviation, sounding rod inclination, thereby leading to the interruption of static sounding operation, serious will lead to the inclination of construction platform, affects the safety of operating personnel and machinery, need to improve the safety and stability of offshore static sounding test platform base, solve the problem of static sounding operation platform base slip in the surface layer of silt soil, guarantee the smooth progress of static sounding test.

[0003] In the existing offshore static sounding platform, usually adopt to install counterweight to increase the weight of base, or install skirt device with expandable area around the base to obtain larger support area, to realize the stability of offshore static sounding platform base, and in the case of weak or unevenly distributed soil layer, excessive counterweight and the increase of base volume can reduce the mobility of the platform as a whole, and can cause damage to the soil layer, leading to platform settlement or instability. UTILITY MODEL CONTENTS

[0004] The utility model solves the technical problem that through connecting triangular hollow wedge-shaped reinforcing member on the bottom surface of offshore static sounding platform base, after the assembly of offshore static sounding platform, hoisting to exploration hole position, the reinforcing member on the bottom of base can be integrally wedged into surface soft soil layer, increase the friction between base and shallow soil layer, effectively prevent the slip of base in construction process, guarantee the overall stability and safety of construction platform system.

[0005] The utility model realizes the following technical scheme:

[0006] A kind of offshore static sounding platform base stabilizing and reinforcing device, including main base, further including tower, upper platform, main base includes main bottom plate, tower is connected in the central position of the top surface of main bottom plate, upper platform is connected in the top of tower, the inside of main bottom plate on the two sides of tower is connected with counterweight symmetrically, the side surface of main bottom plate on the other two sides of tower is connected with auxiliary base symmetrically, main bottom plate central and near four corner positions are vertically connected with probe hole and pin hole respectively, pin hole is connected with anchor bolt, and reinforcing member is connected on the bottom surface of main bottom plate at equal intervals.

[0007] Further, the top surface of main bottom plate is connected with corresponding fixed hole on the support foot mounting position of tower near the connecting position of main base and auxiliary base.

[0008] Further, the main base and the auxiliary base are connected by a hinge, and two hinge leaves of the hinge are fixedly connected to top surfaces of the main base and the auxiliary base respectively.

[0009] Further, a plurality of pressure relief holes are equidistantly connected to a bottom surface of the main base plate around the exploration hole, and the pressure relief holes have a depth less than a thickness of the main base plate.

[0010] Further, the pin hole has a diameter equal to a thickness of the anchor pin, the anchor pin has a length greater than the thickness of the main base plate, and a length of the anchor pin extending out of the bottom surface of the main base plate is greater than the thickness of the main base plate.

[0011] Further, the reinforcing member is an equilateral triangle hollow wedge, and a side length of the reinforcing member is equal to the thickness of the main base plate.

[0012] Further, the reinforcing member is connected to the bottom surface of the main base plate inside the anchor pin and is equidistantly arranged in rows and columns in parallel to the side of the main base plate.

[0013] Compared with the prior art, the utility model has the following obvious advantages:

[0014] Firstly, the utility model is provided with the auxiliary base rotatably connected to the two side edges of the main base, after the offshore static exploration platform is assembled, the platform is hoisted to the exploration hole, when the main base contacts the soil layer, the auxiliary base is rotated and lowered, so that the platform base obtains a larger supporting area, the local stress of the equipment is reduced, the equipment is prevented from sinking into the soft soil layer too deeply, and the stability of the platform is improved.

[0015] Secondly, the utility model is provided with the weight connected to the inside of the main base plate, so that the pressure of the platform base on the soft soil layer is increased, and the pressure relief holes are equidistantly connected to the bottom surface of the main base plate around the exploration hole, so that the pressure relief holes play a certain role in silt discharge and pressure reduction when the platform base contacts the soft soil layer, the pressure of the platform base on the soft soil layer is adaptively adjusted, the bearing capacity of the platform base on the soft soil layer is improved, the stability of the platform is maintained, and the platform is not prone to sliding.

[0016] Thirdly, the utility model is provided with the anchor pin extending out of the bottom surface of the main base plate and connected to the position close to the four corners of the main base plate, and the equilateral triangle hollow wedge reinforcing member is equidistantly connected to the bottom surface of the main base plate inside the anchor pin, so that the anchor pin is firstly inserted into the soft mud before the platform base contacts the soft soil layer, the position of the platform base is limited, after the platform base contacts the soft soil layer, the reinforcing member is also integrally wedged into the soft soil layer, the contact between the platform base and the soft mud layer is increased, the sliding of the platform base on the surface silt soil is reduced, the stability, safety and working efficiency of the platform are improved, and the safety of the operating personnel and the equipment is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a whole structure schematic view of the utility model;

[0018] Figure 2 is a schematic view of a top structure of the base;

[0019] Figure 3 is a schematic view of a front structure of the main base;

[0020] Figure 4 is a schematic view of a right structure of the main base;

[0021] Figure 5 is a schematic view of a bottom structure of the base.

[0022] Wherein, the relationship between the reference signs and the corresponding names is as follows:

[0023] 1, main base, 101, main base plate, 102, fixing hole, 103, weight, 104, probe hole, 105, pin hole, 106, pressure relief hole, 107, anchor, 108, reinforcing member, 2, auxiliary base, 3, tower, 4, upper platform. DETAILED DESCRIPTION

[0024] The utility model will be described in detail below in combination with the drawings.

[0025] For example, Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5The utility model provides a kind of offshore static exploration platform base stabilizing and reinforcing device, including main baseplate 1, auxiliary baseplate 2, tower 3 and upper platform 4;In the embodiment, main baseplate 1 includes main bottom plate 101, tower 3 is connected in the central position of the top surface of main bottom plate 101, upper platform 4 is connected in the top of tower 3, the inside of main bottom plate 101 on the two sides of tower 3 is symmetrically connected with heavy 103, the side of main bottom plate 101 on the other two sides of tower 3 is symmetrically connected with auxiliary baseplate 2, hinged joint is connected between main baseplate 1 and auxiliary baseplate 2, the two hinged joint leaves of hinged joint are respectively fixedly connected on the top surface of main baseplate 1 and auxiliary baseplate 2, the top surface of main bottom plate 101 is close to the connecting position of main baseplate 1 and auxiliary baseplate 2, corresponding fixed hole 102 is connected in the support foot installation position of tower 3, main bottom plate 101 is vertically connected with probe hole 104 and pin hole 105 respectively in the central position and close to the position of four corners, the bottom surface of main bottom plate 101 around probe hole 104 is equally connected with pressure relief hole 106, the depth of pressure relief hole 106 is less than the thickness of main bottom plate 101, pin hole 105 is connected with anchor 107, the hole diameter of pin hole 105 is same with the thickness of anchor 107, the length of anchor 107 is greater than the thickness of main bottom plate 101, the length of anchor 107 that stretches out the bottom surface of main bottom plate 101 is greater than the thickness of main bottom plate 101, reinforcing member 108 is connected on the bottom surface of main bottom plate 101 on the inside of anchor 107, it is arranged in row in the direction parallel to the side of main bottom plate 101, and it is equally arranged in row, reinforcing member 108 is equilateral triangle hollow wedge shape, and the side length of reinforcing member 108 is equal to the thickness of main bottom plate 101.

[0026] When the utility model is used, the operator aligns the support foot of tower 3 with the fixed hole connected on the top surface of main bottom plate 101, and fixes tower on the top surface of main bottom plate 101 with bolt, upper platform 4 is fixedly connected on the top end of tower 3, after offshore static exploration platform is assembled, the operator puts platform to the exploration hole position and lowers, anchor 107 connected on the four corners of main bottom plate 101 first contacts surface soft soil layer and inserts, and the position of anchoring platform base on surface soft soil layer, with the platform base being pressed, reinforcing member 108 connected on the bottom surface of main bottom plate 101 is wedged into surface soft soil layer as a whole, simultaneously, auxiliary baseplate 2 connected on the two sides of main baseplate 1 rotates and lowers, the support area of platform base is increased, the equipment is prevented from sinking into soft soil too deep, pressure relief hole 106 plays certain role of silt discharge and pressure reduction in the process of platform base contacting surface soft soil layer and being pressed, the pressure of platform base to seabed is adaptively adjusted, the sliding of platform base is reduced, after the state of platform is stable, the stable arrangement of offshore static exploration platform is completed, reinforcing member 108 increases the friction of platform base and shallow soil layer, effectively prevents the sliding of base in construction process.

[0027] The above-mentioned embodiments only illustrate the technical concept and characteristics of the present application, and the purpose is to enable those skilled in the art to understand the content of the present application and to implement it, and cannot limit the protection scope of the present application. Any equivalent transformation or modification according to the spirit and essence of the present application should be covered within the protection scope of the present application.

Claims

1. A kind of offshore seismic exploration platform base stabilizing reinforcement device, including main base (1), still including tower (3), upper platform (4), the main base (1) includes main bottom plate (101), tower (3) is connected in the central position of the top surface of main bottom plate (101), upper platform (4) is connected in the top of tower (3), it is characterized by: The main base plate (101) on both sides of the tower (3) is internally connected with the counterweight (103) symmetrically, the main base plate (101) on the other two sides of the tower (3) is connected with the auxiliary base (2) symmetrically on the side surface, the main base plate (101) is vertically connected with the probe hole (104) and the pin hole (105) respectively at the central position and the position close to the four corners, the pin hole (105) is connected with the anchor nail (107), and the reinforcing member (108) is connected with the main base plate (101) on the bottom surface at equal intervals.

2. A stabilizing and reinforcing device for a seafloor seismic platform base according to claim 1, characterized in that: The top surface of the main base plate (101) is connected with the corresponding fixed hole (102) at the connecting position of the main base (1) and the auxiliary base (2) and the support foot mounting position of the tower (3).

3. A stabilizing and reinforcing device for a seafloor stationary platform base according to claim 1, characterized in that: The main base (1) and the auxiliary base (2) are connected with the hinge, and the two hinge leaves of the hinge are fixedly connected on the top surfaces of the main base (1) and the auxiliary base (2) respectively.

4. The offshore seismic platform base stabilizing and reinforcing device of claim 1, wherein: The bottom surface of the main base plate (101) is connected with the decompression hole (106) at equal intervals around the probe hole (104), and the depth of the decompression hole (106) is less than the thickness of the main base plate (101).

5. A stabilizing and reinforcing device for a seafloor seismic platform base according to claim 1, characterized in that: The hole diameter of the pin hole (105) is the same as the thickness of the shank of the anchor nail (107), the length of the anchor nail (107) is greater than the thickness of the main base plate (101), and the length of the anchor nail (107) protruding from the bottom surface of the main base plate (101) is greater than the thickness of the main base plate (101).

6. A stabilizing and reinforcing device for a seafloor seismic platform base according to claim 1, characterized in that: The reinforcing member (108) is an equilateral triangle hollow wedge body, and the side length of the reinforcing member (108) is equal to the thickness of the main base plate (101).

7. A stabilizing and reinforcing device for a seafloor stationary platform base according to claim 6, characterized in that: The reinforcing member (108) is connected on the bottom surface of the main base plate (101) inside the anchor nail (107), and is arranged in rows and columns at equal intervals in parallel to the side of the main base plate (101).

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